Chemistry (#1)

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Across
  1. 2. Group 1
  2. 5. The main block of the periodic table
  3. 8. 1st block of the period table
  4. 9. The group that Silicon is a part of
  5. 12. The point at which a solid will melt
  6. 14. The amount of energy it takes to remove an electron from an atom/molecule
  7. 16. The total number of electrons that an atom must lose or gain to form a bond with other atoms
  8. 17. Group 2
  9. 18. All chemicals in Block D
Down
  1. 1. The 3rd block of the periodic table
  2. 3. The block of a periodic table that is seperate from the rest
  3. 4. The organized array of chemical elements
  4. 6. The point at which liquids boils and turns into vapor
  5. 7. The amount of mass per unit of volume
  6. 10. An atom's ability to attract shared electrons
  7. 11. The number of protons in an atom
  8. 13. The change in a neutral atom gains an atom
  9. 15. The total distance from the nucleus of an atom to the outermost orbital
  10. 19. Group 18